Persuasive techniques

Which persuasive technique mentions a word or concept more than once?

'There will NEVER be another opportunity like this one!!!' uses which technique?

A very short story describing an experience is which persuasuve technique?

Which technique is this advertisment using?

Which technique does this ad use to sell vitamins?

Which technique?

Which technique is this image using?

'The power of three' uses which technique?

'Everyone is doing this! - which technique?

Which technique does this ad use for selling knives?

And this one?

'Together, we can make a difference' - which technique?

What technique is this advertisment using?

And this one?

Which persuasive technique manipulates us by appealing to our feelings?

What technique does this ad use?

'Do you want the best for your child? is an example of what persuasive technique?

'This product is approved by all leading medical professionals' -which technique?

Which technique is this advertisment using?

'I know you will feel the benefit from this' -which technique?